Apache Pulsar End of Life (EOL) Dates and End of Support (EOS) Dates

Official Release Policy

12 Apache Pulsar versions have reached End of Life (EOL) and End of Support (EOS), including Apache Pulsar 4.1 (EOL date: Mar 08, 2026) — no longer receiving security updates or patches. Apache Pulsar 4.2 reaches its End of Support date on Sep 24, 2026 — plan your upgrade path now. Also see Apache ActiveMQ Classic end of support dates for related end-of-life information.

Apache Pulsar Releases Nearing End of Life - Support Ending Soon (2)

Important: The following Apache Pulsar releases will reach End of Life (EOL) within 6 months. Plan your migration to a supported release to ensure continued security updates and support.

Release	Released	Active Support	Security Support	Latest	LTS
4.2	Mar 24, 2026 (3 months ago)	Sep 24, 2026 (in 2 months)	Sep 24, 2026 (in 2 months)	4.2.3 2026-07-06 (1 day ago)	-
4.0 (LTS)	Oct 21, 2024 (1 year and 8 months ago)	Oct 21, 2026 (in 3 months)	Oct 21, 2027 (in 1 year and 3 months)	4.0.12 2026-07-06 (1 day ago)	LTS

Apache Pulsar End of Life (EOL) Releases - No Longer Supported (12)

Release	Released	Active Support	Security Support	Latest	LTS
4.1	Sep 08, 2025 (9 months ago)	Mar 08, 2026 (3 months ago)	Mar 08, 2026 (3 months ago)	4.1.3 2026-02-19 (4 months ago)	-
3.3	Jun 05, 2024 (2 years and 1 month ago)	Dec 05, 2024 (1 year and 7 months ago)	Dec 05, 2024 (1 year and 7 months ago)	3.3.9 2025-09-27 (9 months ago)	-
3.2	Feb 05, 2024 (2 years and 5 months ago)	Aug 05, 2024 (1 year and 11 months ago)	Aug 05, 2024 (1 year and 11 months ago)	3.2.4 2024-08-01 (1 year and 11 months ago)	-
3.1	Aug 10, 2023 (2 years and 10 months ago)	Feb 10, 2024 (2 years and 4 months ago)	Feb 10, 2024 (2 years and 4 months ago)	3.1.3 2024-03-08 (2 years and 3 months ago)	-
3.0 (LTS)	May 02, 2023 (3 years and 2 months ago)	May 02, 2025 (1 year and 2 months ago)	May 02, 2026 (2 months ago)	3.0.17 2026-04-27 (2 months ago)	LTS

2.11	Jan 11, 2023 (3 years and 5 months ago)	Jan 11, 2024 (2 years and 5 months ago)	Jan 11, 2024 (2 years and 5 months ago)	2.11.4 2024-03-08 (2 years and 3 months ago)	-
2.10	Apr 18, 2022 (4 years and 2 months ago)	Apr 18, 2023 (3 years and 2 months ago)	Apr 18, 2023 (3 years and 2 months ago)	2.10.6 2024-03-08 (2 years and 3 months ago)	-
2.9	Dec 20, 2021 (4 years and 6 months ago)	Dec 20, 2022 (3 years and 6 months ago)	Dec 20, 2022 (3 years and 6 months ago)	2.9.5 2023-04-20 (3 years and 2 months ago)	-
2.8	Jun 15, 2021 (5 years ago)	Jun 15, 2022 (4 years ago)	Jun 15, 2022 (4 years ago)	2.8.4 2022-10-04 (3 years and 9 months ago)	-
2.7	Dec 03, 2020 (5 years and 7 months ago)	Dec 03, 2021 (4 years and 7 months ago)	Dec 03, 2021 (4 years and 7 months ago)	2.7.5 2022-09-06 (3 years and 10 months ago)	-
2.6	Jun 17, 2020 (6 years ago)	Jun 17, 2021 (5 years ago)	Jun 17, 2021 (5 years ago)	2.6.4 2021-06-02 (5 years and 1 month ago)	-
2.5	Jan 15, 2020 (6 years and 5 months ago)	Jan 15, 2021 (5 years and 5 months ago)	Jan 15, 2021 (5 years and 5 months ago)	2.5.2 2020-05-19 (6 years and 1 month ago)	-

Apache Pulsar End of Life & Support Summary

Apache Pulsar Versions Nearing End of Life

2 Apache Pulsar releases are reaching End of Life (EOL) within 6 months. Apache Pulsar 4.2 support ends on Sep 24, 2026. Apache Pulsar 4.0 (LTS) follows on Oct 21, 2026. Also see Apache ZooKeeper end of support life for related end-of-life information.

Apache Pulsar End of Life (EOL) Version History

12 Apache Pulsar releases have reached End of Life (EOL) and End of Support (EOS) — no longer receiving updates or patches. Apache Pulsar 4.1 reached EOL on Mar 08, 2026. Apache Pulsar 4.2 is the most recent release still receiving support. Also track Discourse version lifecycle for related software lifecycle information.